java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cf7e2d-m [2018-03-29 20:19:40,046 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-03-29 20:19:40,048 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-03-29 20:19:40,060 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-03-29 20:19:40,061 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-03-29 20:19:40,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-03-29 20:19:40,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-03-29 20:19:40,064 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-03-29 20:19:40,066 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-03-29 20:19:40,067 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-03-29 20:19:40,068 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-03-29 20:19:40,068 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-03-29 20:19:40,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-03-29 20:19:40,070 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-03-29 20:19:40,071 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-03-29 20:19:40,073 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-03-29 20:19:40,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-03-29 20:19:40,077 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-03-29 20:19:40,078 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-03-29 20:19:40,079 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-03-29 20:19:40,081 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-03-29 20:19:40,088 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf [2018-03-29 20:19:40,112 INFO L110 SettingsManager]: Loading preferences was successful [2018-03-29 20:19:40,113 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-03-29 20:19:40,113 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-03-29 20:19:40,113 INFO L133 SettingsManager]: * ultimate.logging.details=de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation=DEBUG; [2018-03-29 20:19:40,114 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-03-29 20:19:40,114 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-03-29 20:19:40,114 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-03-29 20:19:40,114 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-03-29 20:19:40,115 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-03-29 20:19:40,115 INFO L131 SettingsManager]: Preferences of LTL2Aut differ from their defaults: [2018-03-29 20:19:40,115 INFO L133 SettingsManager]: * Property to check=[] a a: x > 42 [2018-03-29 20:19:40,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-03-29 20:19:40,116 INFO L133 SettingsManager]: * sizeof long=4 [2018-03-29 20:19:40,116 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-03-29 20:19:40,116 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-03-29 20:19:40,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-03-29 20:19:40,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-03-29 20:19:40,117 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-03-29 20:19:40,117 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-03-29 20:19:40,117 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-03-29 20:19:40,117 INFO L133 SettingsManager]: * sizeof long double=12 [2018-03-29 20:19:40,117 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-03-29 20:19:40,117 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-03-29 20:19:40,118 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-03-29 20:19:40,118 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-03-29 20:19:40,118 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-29 20:19:40,118 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-03-29 20:19:40,118 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-03-29 20:19:40,119 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-03-29 20:19:40,119 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-03-29 20:19:40,119 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-03-29 20:19:40,119 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:40,119 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-03-29 20:19:40,120 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-03-29 20:19:40,120 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-03-29 20:19:40,121 INFO L131 SettingsManager]: Preferences of Boogie Printer differ from their defaults: [2018-03-29 20:19:40,121 INFO L133 SettingsManager]: * Dump path:=C:\Users\alex\AppData\Local\Temp\ [2018-03-29 20:19:40,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-03-29 20:19:40,167 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-03-29 20:19:40,171 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-03-29 20:19:40,173 INFO L271 PluginConnector]: Initializing CDTParser... [2018-03-29 20:19:40,173 INFO L276 PluginConnector]: CDTParser initialized [2018-03-29 20:19:40,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,507 INFO L225 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG31be0a293 [2018-03-29 20:19:40,679 INFO L287 CDTParser]: IsIndexed: true [2018-03-29 20:19:40,679 INFO L288 CDTParser]: Found 1 translation units. [2018-03-29 20:19:40,680 INFO L168 CDTParser]: Scanning cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,690 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-03-29 20:19:40,690 INFO L215 ultiparseSymbolTable]: [2018-03-29 20:19:40,690 INFO L218 ultiparseSymbolTable]: Function table: [2018-03-29 20:19:40,690 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 ('__bswap_64') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,690 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 ('__bswap_32') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ ('') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____clock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____daddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,691 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____sigset_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____clockid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_cond_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__clockid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____loff_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ushort in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____syscall_slong_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__suseconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,692 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_long in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_barrier_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____useconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fd_mask in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__wchar_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fd_mask in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__loff_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__daddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____WAIT_STATUS in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,693 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____pid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_condattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____gid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ulong in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____pthread_list_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsblkcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_short in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_char in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__off_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__blkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,694 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__gid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_attr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__clock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____caddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____mode_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__blksize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__lldiv_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____intptr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____socklen_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__uid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,695 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__size_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_once_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ino_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__div_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_long in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int16_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_spinlock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__caddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,696 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__mode_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____suseconds_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__time_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_short in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fd_set in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_mutex_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,697 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____rlim_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ssize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____qaddr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____id_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____dev_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____syscall_ulong_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_char in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____off64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____time_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,698 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int8_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____rlim64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsfilcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_mutexattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blksize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsblkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____timer_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__timer_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,699 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__register_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__sigset_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_barrierattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__u_quad_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ldiv_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____blkcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uid_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,700 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsword_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ssize_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_rwlockattr_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____sig_atomic_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____nlink_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__int32_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__ino_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____uint64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,701 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsfilcnt64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____off_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__nlink_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__fsfilcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____fsblkcnt_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__uint in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____ino64_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_rwlock_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__pthread_key_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,702 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____u_int in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__dev_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,703 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i__id_t in cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:40,719 INFO L330 CDTParser]: Deleted temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG31be0a293 [2018-03-29 20:19:40,723 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-03-29 20:19:40,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-03-29 20:19:40,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-03-29 20:19:40,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-03-29 20:19:40,732 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-03-29 20:19:40,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 08:19:40" (1/1) ... [2018-03-29 20:19:40,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1434fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:40, skipping insertion in model container [2018-03-29 20:19:40,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 08:19:40" (1/1) ... [2018-03-29 20:19:40,748 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 20:19:40,777 INFO L167 Dispatcher]: Using SV-COMP mode [2018-03-29 20:19:40,946 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 20:19:40,996 INFO L175 PostProcessor]: Settings: Checked method=main [2018-03-29 20:19:41,003 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-03-29 20:19:41,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41 WrapperNode [2018-03-29 20:19:41,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-03-29 20:19:41,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-03-29 20:19:41,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-03-29 20:19:41,049 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-03-29 20:19:41,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... [2018-03-29 20:19:41,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-03-29 20:19:41,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-03-29 20:19:41,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-03-29 20:19:41,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-03-29 20:19:41,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcspn [2018-03-29 20:19:41,251 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32 [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64 [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-03-29 20:19:41,252 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-03-29 20:19:41,253 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-03-29 20:19:41,254 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-03-29 20:19:41,255 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-03-29 20:19:41,256 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-03-29 20:19:41,257 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-03-29 20:19:41,258 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-03-29 20:19:41,259 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-03-29 20:19:41,260 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-03-29 20:19:41,261 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-03-29 20:19:41,262 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-03-29 20:19:41,263 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-03-29 20:19:41,264 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-03-29 20:19:41,265 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcspn [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-03-29 20:19:41,266 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-03-29 20:19:41,267 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-03-29 20:19:41,267 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-03-29 20:19:41,267 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-03-29 20:19:41,267 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-03-29 20:19:41,670 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-03-29 20:19:41,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 08:19:41 BoogieIcfgContainer [2018-03-29 20:19:41,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-03-29 20:19:41,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-03-29 20:19:41,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-03-29 20:19:41,673 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-03-29 20:19:41,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 08:19:40" (1/3) ... [2018-03-29 20:19:41,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad563c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 08:19:41, skipping insertion in model container [2018-03-29 20:19:41,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 08:19:41" (2/3) ... [2018-03-29 20:19:41,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad563c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 08:19:41, skipping insertion in model container [2018-03-29 20:19:41,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 08:19:41" (3/3) ... [2018-03-29 20:19:41,675 INFO L107 eAbstractionObserver]: Analyzing ICFG cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-03-29 20:19:41,682 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-03-29 20:19:41,688 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2018-03-29 20:19:41,722 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-03-29 20:19:41,723 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-03-29 20:19:41,723 INFO L370 AbstractCegarLoop]: Hoare is true [2018-03-29 20:19:41,723 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-03-29 20:19:41,723 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-03-29 20:19:41,723 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-03-29 20:19:41,723 INFO L374 AbstractCegarLoop]: Difference is false [2018-03-29 20:19:41,723 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-03-29 20:19:41,723 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-03-29 20:19:41,724 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-03-29 20:19:41,737 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2018-03-29 20:19:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-03-29 20:19:41,742 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:41,743 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:41,743 INFO L408 AbstractCegarLoop]: === Iteration 1 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:41,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1502290826, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:41,758 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:41,802 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:41,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:41,847 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:41,851 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:41,852 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 20:19:41,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-03-29 20:19:41,876 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:41,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:41,894 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:12, output treesize:11 [2018-03-29 20:19:41,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:41,909 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:41,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:41,979 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:41,980 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-29 20:19:41,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 20:19:41,996 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 20:19:41,997 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-29 20:19:41,999 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 4 states. [2018-03-29 20:19:42,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:42,087 INFO L93 Difference]: Finished difference Result 149 states and 161 transitions. [2018-03-29 20:19:42,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 20:19:42,088 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 19 [2018-03-29 20:19:42,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:42,097 INFO L225 Difference]: With dead ends: 149 [2018-03-29 20:19:42,097 INFO L226 Difference]: Without dead ends: 87 [2018-03-29 20:19:42,100 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-29 20:19:42,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-03-29 20:19:42,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-03-29 20:19:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-03-29 20:19:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 92 transitions. [2018-03-29 20:19:42,143 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 92 transitions. Word has length 19 [2018-03-29 20:19:42,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:42,144 INFO L459 AbstractCegarLoop]: Abstraction has 87 states and 92 transitions. [2018-03-29 20:19:42,144 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 20:19:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2018-03-29 20:19:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-03-29 20:19:42,144 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:42,144 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:42,145 INFO L408 AbstractCegarLoop]: === Iteration 2 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:42,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1502290825, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:42,151 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:42,167 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:42,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:42,181 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,189 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:42,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,196 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,196 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:17 [2018-03-29 20:19:42,253 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:42,255 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:42,256 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-29 20:19:42,257 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,270 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-03-29 20:19:42,271 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,280 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,280 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:28, output treesize:12 [2018-03-29 20:19:42,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,294 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:42,387 INFO L267 ElimStorePlain]: Start of recursive call 1: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,387 INFO L202 ElimStorePlain]: Needed 1 recursive calls to eliminate 5 variables, input treesize:25, output treesize:3 [2018-03-29 20:19:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,437 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:42,437 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2018-03-29 20:19:42,439 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-29 20:19:42,439 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-29 20:19:42,439 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-03-29 20:19:42,440 INFO L87 Difference]: Start difference. First operand 87 states and 92 transitions. Second operand 9 states. [2018-03-29 20:19:42,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:42,641 INFO L93 Difference]: Finished difference Result 87 states and 92 transitions. [2018-03-29 20:19:42,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-29 20:19:42,642 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-03-29 20:19:42,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:42,644 INFO L225 Difference]: With dead ends: 87 [2018-03-29 20:19:42,644 INFO L226 Difference]: Without dead ends: 86 [2018-03-29 20:19:42,645 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-03-29 20:19:42,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-03-29 20:19:42,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-03-29 20:19:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-03-29 20:19:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 91 transitions. [2018-03-29 20:19:42,654 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 91 transitions. Word has length 19 [2018-03-29 20:19:42,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:42,655 INFO L459 AbstractCegarLoop]: Abstraction has 86 states and 91 transitions. [2018-03-29 20:19:42,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-29 20:19:42,655 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2018-03-29 20:19:42,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-03-29 20:19:42,656 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:42,656 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:42,656 INFO L408 AbstractCegarLoop]: === Iteration 3 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:42,657 INFO L82 PathProgramCache]: Analyzing trace with hash 673624654, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:42,662 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:42,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:42,675 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:42,678 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:42,678 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,680 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,680 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-03-29 20:19:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,688 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,722 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:42,722 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-29 20:19:42,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-03-29 20:19:42,723 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-03-29 20:19:42,723 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-03-29 20:19:42,723 INFO L87 Difference]: Start difference. First operand 86 states and 91 transitions. Second operand 4 states. [2018-03-29 20:19:42,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:42,768 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2018-03-29 20:19:42,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-03-29 20:19:42,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-03-29 20:19:42,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:42,770 INFO L225 Difference]: With dead ends: 86 [2018-03-29 20:19:42,770 INFO L226 Difference]: Without dead ends: 85 [2018-03-29 20:19:42,770 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-03-29 20:19:42,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-03-29 20:19:42,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-03-29 20:19:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-03-29 20:19:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 90 transitions. [2018-03-29 20:19:42,776 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 90 transitions. Word has length 20 [2018-03-29 20:19:42,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:42,776 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 90 transitions. [2018-03-29 20:19:42,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-03-29 20:19:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2018-03-29 20:19:42,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-03-29 20:19:42,776 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:42,777 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:42,777 INFO L408 AbstractCegarLoop]: === Iteration 4 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:42,777 INFO L82 PathProgramCache]: Analyzing trace with hash 673624655, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:42,785 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:42,798 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:42,828 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:42,828 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,832 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:42,833 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2018-03-29 20:19:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,849 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:42,981 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:42,982 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2018-03-29 20:19:42,982 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-29 20:19:42,982 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-29 20:19:42,982 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-03-29 20:19:42,983 INFO L87 Difference]: Start difference. First operand 85 states and 90 transitions. Second operand 7 states. [2018-03-29 20:19:43,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:43,146 INFO L93 Difference]: Finished difference Result 85 states and 90 transitions. [2018-03-29 20:19:43,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-29 20:19:43,146 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-03-29 20:19:43,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:43,147 INFO L225 Difference]: With dead ends: 85 [2018-03-29 20:19:43,147 INFO L226 Difference]: Without dead ends: 84 [2018-03-29 20:19:43,148 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-03-29 20:19:43,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-03-29 20:19:43,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-03-29 20:19:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-03-29 20:19:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2018-03-29 20:19:43,154 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 20 [2018-03-29 20:19:43,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:43,154 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2018-03-29 20:19:43,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-29 20:19:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2018-03-29 20:19:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-03-29 20:19:43,155 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:43,155 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:43,155 INFO L408 AbstractCegarLoop]: === Iteration 5 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:43,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1318617665, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:43,161 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:43,179 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,200 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:43,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,229 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:43,229 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-03-29 20:19:43,229 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-29 20:19:43,229 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-29 20:19:43,229 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-03-29 20:19:43,230 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 6 states. [2018-03-29 20:19:43,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:43,323 INFO L93 Difference]: Finished difference Result 88 states and 93 transitions. [2018-03-29 20:19:43,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-29 20:19:43,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2018-03-29 20:19:43,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:43,324 INFO L225 Difference]: With dead ends: 88 [2018-03-29 20:19:43,324 INFO L226 Difference]: Without dead ends: 86 [2018-03-29 20:19:43,325 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-03-29 20:19:43,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-03-29 20:19:43,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 85. [2018-03-29 20:19:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-03-29 20:19:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 91 transitions. [2018-03-29 20:19:43,333 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 91 transitions. Word has length 29 [2018-03-29 20:19:43,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:43,333 INFO L459 AbstractCegarLoop]: Abstraction has 85 states and 91 transitions. [2018-03-29 20:19:43,333 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-29 20:19:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2018-03-29 20:19:43,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-03-29 20:19:43,335 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:43,335 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:43,335 INFO L408 AbstractCegarLoop]: === Iteration 6 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:43,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1318617664, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:43,344 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:43,362 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,404 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:43,411 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-03-29 20:19:43,412 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:43,417 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-03-29 20:19:43,418 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:43,420 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:43,420 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-03-29 20:19:43,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,452 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:43,452 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-03-29 20:19:43,453 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-29 20:19:43,453 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-29 20:19:43,453 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-03-29 20:19:43,453 INFO L87 Difference]: Start difference. First operand 85 states and 91 transitions. Second operand 9 states. [2018-03-29 20:19:43,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:43,594 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2018-03-29 20:19:43,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-03-29 20:19:43,594 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 29 [2018-03-29 20:19:43,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:43,595 INFO L225 Difference]: With dead ends: 86 [2018-03-29 20:19:43,595 INFO L226 Difference]: Without dead ends: 84 [2018-03-29 20:19:43,596 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-03-29 20:19:43,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-03-29 20:19:43,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-03-29 20:19:43,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-03-29 20:19:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2018-03-29 20:19:43,604 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 29 [2018-03-29 20:19:43,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:43,604 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2018-03-29 20:19:43,604 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-29 20:19:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2018-03-29 20:19:43,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-03-29 20:19:43,606 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:43,606 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:43,606 INFO L408 AbstractCegarLoop]: === Iteration 7 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:43,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1226889509, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:43,613 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:43,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:43,631 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,679 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:43,691 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2018-03-29 20:19:43,691 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:43,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-03-29 20:19:43,699 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:43,701 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:43,702 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:7 [2018-03-29 20:19:43,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,736 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:43,737 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 8 [2018-03-29 20:19:43,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-03-29 20:19:43,737 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-03-29 20:19:43,738 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-03-29 20:19:43,738 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 9 states. [2018-03-29 20:19:43,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:43,865 INFO L93 Difference]: Finished difference Result 95 states and 101 transitions. [2018-03-29 20:19:43,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-03-29 20:19:43,865 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-03-29 20:19:43,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:43,869 INFO L225 Difference]: With dead ends: 95 [2018-03-29 20:19:43,869 INFO L226 Difference]: Without dead ends: 92 [2018-03-29 20:19:43,869 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2018-03-29 20:19:43,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-03-29 20:19:43,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 84. [2018-03-29 20:19:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-03-29 20:19:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 90 transitions. [2018-03-29 20:19:43,877 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 90 transitions. Word has length 37 [2018-03-29 20:19:43,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:43,878 INFO L459 AbstractCegarLoop]: Abstraction has 84 states and 90 transitions. [2018-03-29 20:19:43,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-03-29 20:19:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2018-03-29 20:19:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-03-29 20:19:43,879 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:43,879 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:43,879 INFO L408 AbstractCegarLoop]: === Iteration 8 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:43,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1226889508, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:43,884 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:43,902 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,927 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:43,954 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:43,954 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2018-03-29 20:19:43,955 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-03-29 20:19:43,955 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-03-29 20:19:43,955 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-03-29 20:19:43,955 INFO L87 Difference]: Start difference. First operand 84 states and 90 transitions. Second operand 6 states. [2018-03-29 20:19:44,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:44,009 INFO L93 Difference]: Finished difference Result 92 states and 98 transitions. [2018-03-29 20:19:44,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-03-29 20:19:44,009 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-03-29 20:19:44,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:44,010 INFO L225 Difference]: With dead ends: 92 [2018-03-29 20:19:44,010 INFO L226 Difference]: Without dead ends: 89 [2018-03-29 20:19:44,010 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-03-29 20:19:44,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-03-29 20:19:44,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2018-03-29 20:19:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-03-29 20:19:44,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 87 transitions. [2018-03-29 20:19:44,017 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 87 transitions. Word has length 37 [2018-03-29 20:19:44,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:44,017 INFO L459 AbstractCegarLoop]: Abstraction has 82 states and 87 transitions. [2018-03-29 20:19:44,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-03-29 20:19:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2018-03-29 20:19:44,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-03-29 20:19:44,018 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:44,018 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:44,018 INFO L408 AbstractCegarLoop]: === Iteration 9 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:44,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1561613939, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:44,024 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:44,042 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:44,067 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:44,068 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-03-29 20:19:44,070 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:44,071 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-03-29 20:19:44,071 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:44,076 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:44,080 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:44,080 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-03-29 20:19:44,125 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:44,142 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:44,151 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:44,180 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_12| Int)) (or (not (= (select |c_#valid| |v_main_#t~malloc13.base_12|) 0)) (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_12| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_12| 0)))) is different from false [2018-03-29 20:19:44,186 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_12| Int) (|v_main_#t~malloc12.base_11| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_11| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_12| 1) |v_main_#t~malloc12.base_11| 0) |v_main_#t~malloc13.base_12| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_12|) 0)) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_11|)))))) is different from false [2018-03-29 20:19:44,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:44,240 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:44,240 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-03-29 20:19:44,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 20:19:44,240 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 20:19:44,241 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-03-29 20:19:44,241 INFO L87 Difference]: Start difference. First operand 82 states and 87 transitions. Second operand 12 states. [2018-03-29 20:19:44,256 WARN L1011 $PredicateComparison]: unable to prove that (and (forall ((|v_main_#t~malloc13.base_12| Int) (|v_main_#t~malloc12.base_11| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_11| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_12| 1) |v_main_#t~malloc12.base_11| 0) |v_main_#t~malloc13.base_12| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_12|) 0)) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_11|)))))) (= |c_#valid| |c_old(#valid)|)) is different from false [2018-03-29 20:19:44,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:44,612 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-03-29 20:19:44,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-03-29 20:19:44,613 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 42 [2018-03-29 20:19:44,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:44,614 INFO L225 Difference]: With dead ends: 149 [2018-03-29 20:19:44,614 INFO L226 Difference]: Without dead ends: 134 [2018-03-29 20:19:44,615 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-03-29 20:19:44,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-03-29 20:19:44,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 130. [2018-03-29 20:19:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-03-29 20:19:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 142 transitions. [2018-03-29 20:19:44,629 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 142 transitions. Word has length 42 [2018-03-29 20:19:44,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:44,629 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 142 transitions. [2018-03-29 20:19:44,629 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 20:19:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 142 transitions. [2018-03-29 20:19:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-03-29 20:19:44,631 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:44,631 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:44,631 INFO L408 AbstractCegarLoop]: === Iteration 10 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:44,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1809106679, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:44,640 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:44,662 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:44,714 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:44,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-03-29 20:19:44,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-03-29 20:19:44,718 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:44,722 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:44,727 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:44,727 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-03-29 20:19:44,789 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:44,794 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:44,801 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:44,858 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_14| Int)) (or (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_14| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_14| 0)) (not (= (select |c_#valid| |v_main_#t~malloc13.base_14|) 0)))) is different from false [2018-03-29 20:19:44,865 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_14| Int) (|v_main_#t~malloc12.base_13| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_13| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_13|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_14| 1) |v_main_#t~malloc12.base_13| 0) |v_main_#t~malloc13.base_14| 0) |c_old(#valid)|) (not (= 0 (select .cse0 |v_main_#t~malloc13.base_14|)))))) is different from false [2018-03-29 20:19:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:44,905 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:44,905 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-03-29 20:19:44,905 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 20:19:44,906 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 20:19:44,906 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-03-29 20:19:44,906 INFO L87 Difference]: Start difference. First operand 130 states and 142 transitions. Second operand 12 states. [2018-03-29 20:19:44,921 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc13.base_14| Int) (|v_main_#t~malloc12.base_13| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_13| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_13|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_14| 1) |v_main_#t~malloc12.base_13| 0) |v_main_#t~malloc13.base_14| 0) |c_old(#valid)|) (not (= 0 (select .cse0 |v_main_#t~malloc13.base_14|))))))) is different from false [2018-03-29 20:19:45,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:45,413 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-03-29 20:19:45,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-03-29 20:19:45,414 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-03-29 20:19:45,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:45,415 INFO L225 Difference]: With dead ends: 197 [2018-03-29 20:19:45,415 INFO L226 Difference]: Without dead ends: 182 [2018-03-29 20:19:45,416 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-03-29 20:19:45,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-03-29 20:19:45,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 131. [2018-03-29 20:19:45,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-03-29 20:19:45,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2018-03-29 20:19:45,428 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 43 [2018-03-29 20:19:45,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:45,429 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2018-03-29 20:19:45,429 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 20:19:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-03-29 20:19:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-03-29 20:19:45,430 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:45,430 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:45,431 INFO L408 AbstractCegarLoop]: === Iteration 11 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:45,431 INFO L82 PathProgramCache]: Analyzing trace with hash 2075013500, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:45,437 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:45,461 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:45,506 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:45,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 21 [2018-03-29 20:19:45,510 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:45,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 21 [2018-03-29 20:19:45,512 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:45,519 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:45,525 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:45,525 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-03-29 20:19:45,604 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:45,609 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:45,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:45,617 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:45,636 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_16| Int)) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc13.base_16|))) (= (store (store (store |c_#valid| |v_main_#t~malloc13.base_16| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|))) is different from false [2018-03-29 20:19:45,640 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_16| Int) (|v_main_#t~malloc12.base_15| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_15| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_16| 1) |v_main_#t~malloc12.base_15| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_15|))) (not (= (select .cse0 |v_main_#t~malloc13.base_16|) 0))))) is different from false [2018-03-29 20:19:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:45,675 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:45,675 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-03-29 20:19:45,675 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 20:19:45,675 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 20:19:45,676 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-03-29 20:19:45,676 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 12 states. [2018-03-29 20:19:45,685 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc13.base_16| Int) (|v_main_#t~malloc12.base_15| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_15| 1))) (or (= (store (store (store .cse0 |v_main_#t~malloc13.base_16| 1) |v_main_#t~malloc12.base_15| 0) |v_main_#t~malloc13.base_16| 0) |c_old(#valid)|) (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_15|))) (not (= (select .cse0 |v_main_#t~malloc13.base_16|) 0)))))) is different from false [2018-03-29 20:19:45,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:45,994 INFO L93 Difference]: Finished difference Result 197 states and 212 transitions. [2018-03-29 20:19:45,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-03-29 20:19:45,994 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 43 [2018-03-29 20:19:45,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:45,996 INFO L225 Difference]: With dead ends: 197 [2018-03-29 20:19:45,996 INFO L226 Difference]: Without dead ends: 182 [2018-03-29 20:19:45,996 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-03-29 20:19:45,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-03-29 20:19:46,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 131. [2018-03-29 20:19:46,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-03-29 20:19:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 143 transitions. [2018-03-29 20:19:46,007 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 143 transitions. Word has length 43 [2018-03-29 20:19:46,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:46,007 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 143 transitions. [2018-03-29 20:19:46,007 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 20:19:46,007 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2018-03-29 20:19:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-03-29 20:19:46,008 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:46,009 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:46,009 INFO L408 AbstractCegarLoop]: === Iteration 12 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:46,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1419559704, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:46,021 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:46,040 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:46,062 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:46,063 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 27 [2018-03-29 20:19:46,065 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2018-03-29 20:19:46,065 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:46,068 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:46,072 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:46,072 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:23, output treesize:15 [2018-03-29 20:19:46,096 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |c_main_#t~malloc13.base|) 0) (= |c_#valid| (store (store .cse0 |c_main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:46,100 WARN L1033 $PredicateComparison]: unable to prove that (exists ((|main_#t~malloc13.base| Int) (|main_#t~malloc12.base| Int)) (let ((.cse0 (store |c_old(#valid)| |main_#t~malloc12.base| 1))) (and (= (select .cse0 |main_#t~malloc13.base|) 0) (= |c_#valid| (store (store (store .cse0 |main_#t~malloc13.base| 1) |main_#t~malloc12.base| 0) |main_#t~malloc13.base| 0)) (= 0 (select |c_old(#valid)| |main_#t~malloc12.base|))))) is different from true [2018-03-29 20:19:46,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:46,105 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:46,123 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc13.base_18| Int)) (or (= |c_old(#valid)| (store (store (store |c_#valid| |v_main_#t~malloc13.base_18| 1) |c_main_#t~malloc12.base| 0) |v_main_#t~malloc13.base_18| 0)) (not (= (select |c_#valid| |v_main_#t~malloc13.base_18|) 0)))) is different from false [2018-03-29 20:19:46,126 WARN L1011 $PredicateComparison]: unable to prove that (forall ((|v_main_#t~malloc12.base_17| Int) (|v_main_#t~malloc13.base_18| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_17| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_17|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_18| 1) |v_main_#t~malloc12.base_17| 0) |v_main_#t~malloc13.base_18| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_18|) 0))))) is different from false [2018-03-29 20:19:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:46,164 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:46,164 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 11 [2018-03-29 20:19:46,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-03-29 20:19:46,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-03-29 20:19:46,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=45, Unknown=4, NotChecked=60, Total=132 [2018-03-29 20:19:46,165 INFO L87 Difference]: Start difference. First operand 131 states and 143 transitions. Second operand 12 states. [2018-03-29 20:19:46,175 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_#valid| |c_old(#valid)|) (forall ((|v_main_#t~malloc12.base_17| Int) (|v_main_#t~malloc13.base_18| Int)) (let ((.cse0 (store |c_#valid| |v_main_#t~malloc12.base_17| 1))) (or (not (= 0 (select |c_#valid| |v_main_#t~malloc12.base_17|))) (= (store (store (store .cse0 |v_main_#t~malloc13.base_18| 1) |v_main_#t~malloc12.base_17| 0) |v_main_#t~malloc13.base_18| 0) |c_old(#valid)|) (not (= (select .cse0 |v_main_#t~malloc13.base_18|) 0)))))) is different from false [2018-03-29 20:19:46,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:46,469 INFO L93 Difference]: Finished difference Result 135 states and 143 transitions. [2018-03-29 20:19:46,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-03-29 20:19:46,469 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 44 [2018-03-29 20:19:46,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:46,470 INFO L225 Difference]: With dead ends: 135 [2018-03-29 20:19:46,470 INFO L226 Difference]: Without dead ends: 120 [2018-03-29 20:19:46,470 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 77 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=125, Unknown=6, NotChecked=130, Total=306 [2018-03-29 20:19:46,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-03-29 20:19:46,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 67. [2018-03-29 20:19:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-03-29 20:19:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2018-03-29 20:19:46,477 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 44 [2018-03-29 20:19:46,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:46,478 INFO L459 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2018-03-29 20:19:46,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-03-29 20:19:46,478 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2018-03-29 20:19:46,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-03-29 20:19:46,478 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:46,479 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:46,479 INFO L408 AbstractCegarLoop]: === Iteration 13 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:46,479 INFO L82 PathProgramCache]: Analyzing trace with hash -525210978, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:46,485 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:46,505 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:46,523 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:46,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:46,559 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:46,559 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2018-03-29 20:19:46,559 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-03-29 20:19:46,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-03-29 20:19:46,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-29 20:19:46,560 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand 3 states. [2018-03-29 20:19:46,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:46,570 INFO L93 Difference]: Finished difference Result 104 states and 111 transitions. [2018-03-29 20:19:46,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-03-29 20:19:46,570 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-03-29 20:19:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:46,571 INFO L225 Difference]: With dead ends: 104 [2018-03-29 20:19:46,571 INFO L226 Difference]: Without dead ends: 68 [2018-03-29 20:19:46,571 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-03-29 20:19:46,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2018-03-29 20:19:46,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2018-03-29 20:19:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-03-29 20:19:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-03-29 20:19:46,577 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 48 [2018-03-29 20:19:46,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:46,577 INFO L459 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2018-03-29 20:19:46,577 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-03-29 20:19:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2018-03-29 20:19:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-03-29 20:19:46,577 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:46,578 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:46,578 INFO L408 AbstractCegarLoop]: === Iteration 14 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:46,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1345608225, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:46,584 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:46,604 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:46,623 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-03-29 20:19:46,625 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-03-29 20:19:46,625 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:46,627 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:46,631 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:46,631 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:21 [2018-03-29 20:19:46,692 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2018-03-29 20:19:46,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2018-03-29 20:19:46,701 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-03-29 20:19:46,704 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:46,714 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:46,714 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:34, output treesize:33 [2018-03-29 20:19:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:46,840 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:47,043 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-03-29 20:19:47,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:47,049 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-29 20:19:47,057 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-29 20:19:47,058 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:47,059 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:47,064 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:47,064 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:35, output treesize:7 [2018-03-29 20:19:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:47,095 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 20:19:47,095 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2018-03-29 20:19:47,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-03-29 20:19:47,095 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-03-29 20:19:47,095 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2018-03-29 20:19:47,096 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 21 states. [2018-03-29 20:19:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:47,777 INFO L93 Difference]: Finished difference Result 146 states and 154 transitions. [2018-03-29 20:19:47,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-03-29 20:19:47,777 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-03-29 20:19:47,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:47,779 INFO L225 Difference]: With dead ends: 146 [2018-03-29 20:19:47,780 INFO L226 Difference]: Without dead ends: 145 [2018-03-29 20:19:47,780 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 79 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2018-03-29 20:19:47,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-03-29 20:19:47,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 81. [2018-03-29 20:19:47,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-03-29 20:19:47,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 88 transitions. [2018-03-29 20:19:47,795 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 88 transitions. Word has length 50 [2018-03-29 20:19:47,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:47,795 INFO L459 AbstractCegarLoop]: Abstraction has 81 states and 88 transitions. [2018-03-29 20:19:47,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-03-29 20:19:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2018-03-29 20:19:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-03-29 20:19:47,796 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:47,796 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:47,796 INFO L408 AbstractCegarLoop]: === Iteration 15 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:47,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1345608224, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:47,807 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:47,825 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:47,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 20:19:47,842 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 20:19:47,869 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:47,869 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-03-29 20:19:47,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-29 20:19:47,869 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-29 20:19:47,869 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-03-29 20:19:47,869 INFO L87 Difference]: Start difference. First operand 81 states and 88 transitions. Second operand 7 states. [2018-03-29 20:19:47,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:47,928 INFO L93 Difference]: Finished difference Result 84 states and 91 transitions. [2018-03-29 20:19:47,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 20:19:47,928 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2018-03-29 20:19:47,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:47,929 INFO L225 Difference]: With dead ends: 84 [2018-03-29 20:19:47,929 INFO L226 Difference]: Without dead ends: 83 [2018-03-29 20:19:47,930 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-03-29 20:19:47,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-03-29 20:19:47,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 80. [2018-03-29 20:19:47,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-03-29 20:19:47,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 86 transitions. [2018-03-29 20:19:47,938 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 86 transitions. Word has length 50 [2018-03-29 20:19:47,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:47,939 INFO L459 AbstractCegarLoop]: Abstraction has 80 states and 86 transitions. [2018-03-29 20:19:47,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-29 20:19:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2018-03-29 20:19:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-03-29 20:19:47,939 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:47,939 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:47,939 INFO L408 AbstractCegarLoop]: === Iteration 16 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:47,940 INFO L82 PathProgramCache]: Analyzing trace with hash 2118655323, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:47,953 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:47,975 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 20:19:48,023 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-03-29 20:19:48,049 INFO L320 seRefinementStrategy]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2018-03-29 20:19:48,050 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2018-03-29 20:19:48,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-03-29 20:19:48,050 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-03-29 20:19:48,050 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-03-29 20:19:48,050 INFO L87 Difference]: Start difference. First operand 80 states and 86 transitions. Second operand 7 states. [2018-03-29 20:19:48,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:48,100 INFO L93 Difference]: Finished difference Result 80 states and 86 transitions. [2018-03-29 20:19:48,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-03-29 20:19:48,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-03-29 20:19:48,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:48,101 INFO L225 Difference]: With dead ends: 80 [2018-03-29 20:19:48,101 INFO L226 Difference]: Without dead ends: 79 [2018-03-29 20:19:48,102 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-03-29 20:19:48,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-03-29 20:19:48,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2018-03-29 20:19:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-03-29 20:19:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 85 transitions. [2018-03-29 20:19:48,113 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 85 transitions. Word has length 51 [2018-03-29 20:19:48,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:48,113 INFO L459 AbstractCegarLoop]: Abstraction has 79 states and 85 transitions. [2018-03-29 20:19:48,114 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-03-29 20:19:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2018-03-29 20:19:48,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-03-29 20:19:48,114 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:48,114 INFO L355 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:48,115 INFO L408 AbstractCegarLoop]: === Iteration 17 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:48,115 INFO L82 PathProgramCache]: Analyzing trace with hash 2118655324, now seen corresponding path program 1 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:48,124 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:48,150 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:48,181 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:48,181 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,184 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,184 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 20:19:48,199 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:48,199 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:48,200 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-29 20:19:48,200 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,204 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,204 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-03-29 20:19:48,223 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-03-29 20:19:48,224 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-03-29 20:19:48,224 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,226 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,233 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:48,234 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:25 [2018-03-29 20:19:48,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2018-03-29 20:19:48,251 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-03-29 20:19:48,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,257 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,268 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:48,268 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:35 [2018-03-29 20:19:48,392 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-03-29 20:19:48,402 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 11 [2018-03-29 20:19:48,402 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-03-29 20:19:48,421 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2018-03-29 20:19:48,421 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,426 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:48,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:48,440 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 6 variables, input treesize:48, output treesize:33 [2018-03-29 20:19:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:48,538 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:48,809 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2018-03-29 20:19:48,809 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,816 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-29 20:19:48,825 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-29 20:19:48,826 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,827 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,833 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:48,833 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:35, output treesize:7 [2018-03-29 20:19:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:48,909 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 20:19:48,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11] total 24 [2018-03-29 20:19:48,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-03-29 20:19:48,910 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-03-29 20:19:48,910 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2018-03-29 20:19:48,911 INFO L87 Difference]: Start difference. First operand 79 states and 85 transitions. Second operand 25 states. [2018-03-29 20:19:49,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:49,753 INFO L93 Difference]: Finished difference Result 171 states and 185 transitions. [2018-03-29 20:19:49,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-03-29 20:19:49,754 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 51 [2018-03-29 20:19:49,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:49,755 INFO L225 Difference]: With dead ends: 171 [2018-03-29 20:19:49,755 INFO L226 Difference]: Without dead ends: 170 [2018-03-29 20:19:49,756 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=221, Invalid=1185, Unknown=0, NotChecked=0, Total=1406 [2018-03-29 20:19:49,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2018-03-29 20:19:49,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 125. [2018-03-29 20:19:49,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-03-29 20:19:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 136 transitions. [2018-03-29 20:19:49,776 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 136 transitions. Word has length 51 [2018-03-29 20:19:49,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:49,776 INFO L459 AbstractCegarLoop]: Abstraction has 125 states and 136 transitions. [2018-03-29 20:19:49,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-03-29 20:19:49,776 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2018-03-29 20:19:49,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-03-29 20:19:49,777 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:49,777 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:49,777 INFO L408 AbstractCegarLoop]: === Iteration 18 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:49,777 INFO L82 PathProgramCache]: Analyzing trace with hash -618442075, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:49,786 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:49,806 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:49,808 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:49,809 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:49,811 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:49,811 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-03-29 20:19:49,821 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-03-29 20:19:49,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-03-29 20:19:49,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:49,824 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:49,825 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:49,825 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2018-03-29 20:19:49,879 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2018-03-29 20:19:49,890 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-03-29 20:19:49,891 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-03-29 20:19:49,894 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:49,900 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:49,901 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:29, output treesize:34 [2018-03-29 20:19:50,033 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:50,033 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:50,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-29 20:19:50,384 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-29 20:19:50,385 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:50,386 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:50,392 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:50,392 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:35 [2018-03-29 20:19:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:50,524 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 20:19:50,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29 [2018-03-29 20:19:50,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-03-29 20:19:50,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-03-29 20:19:50,525 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=781, Unknown=0, NotChecked=0, Total=870 [2018-03-29 20:19:50,525 INFO L87 Difference]: Start difference. First operand 125 states and 136 transitions. Second operand 30 states. [2018-03-29 20:19:51,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:19:51,826 INFO L93 Difference]: Finished difference Result 279 states and 294 transitions. [2018-03-29 20:19:51,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-03-29 20:19:51,827 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 63 [2018-03-29 20:19:51,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:19:51,828 INFO L225 Difference]: With dead ends: 279 [2018-03-29 20:19:51,828 INFO L226 Difference]: Without dead ends: 278 [2018-03-29 20:19:51,829 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=599, Invalid=2263, Unknown=0, NotChecked=0, Total=2862 [2018-03-29 20:19:51,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-03-29 20:19:51,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 94. [2018-03-29 20:19:51,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-03-29 20:19:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 100 transitions. [2018-03-29 20:19:51,843 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 100 transitions. Word has length 63 [2018-03-29 20:19:51,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:19:51,843 INFO L459 AbstractCegarLoop]: Abstraction has 94 states and 100 transitions. [2018-03-29 20:19:51,843 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-03-29 20:19:51,843 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2018-03-29 20:19:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-03-29 20:19:51,844 INFO L347 BasicCegarLoop]: Found error trace [2018-03-29 20:19:51,844 INFO L355 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-03-29 20:19:51,844 INFO L408 AbstractCegarLoop]: === Iteration 19 === [cstrcspnErr0RequiresViolation, cstrcspnErr9RequiresViolation, cstrcspnErr7RequiresViolation, cstrcspnErr4RequiresViolation, cstrcspnErr6RequiresViolation, cstrcspnErr5RequiresViolation, cstrcspnErr1RequiresViolation, cstrcspnErr3RequiresViolation, cstrcspnErr2RequiresViolation, cstrcspnErr8RequiresViolation, mainErr3RequiresViolation, mainErr1RequiresViolation, mainErr2RequiresViolation, mainErr4EnsuresViolationMEMORY_LEAK, mainErr0RequiresViolation]=== [2018-03-29 20:19:51,844 INFO L82 PathProgramCache]: Analyzing trace with hash 1737547768, now seen corresponding path program 2 times No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-03-29 20:19:51,852 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-03-29 20:19:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-03-29 20:19:51,873 INFO L270 TraceCheckSpWp]: Computing forward predicates... [2018-03-29 20:19:51,876 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:51,876 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,882 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-03-29 20:19:51,882 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,886 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,886 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:16, output treesize:14 [2018-03-29 20:19:51,911 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:51,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2018-03-29 20:19:51,913 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,920 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:51,920 INFO L700 Elim1Store]: detected not equals via solver [2018-03-29 20:19:51,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-03-29 20:19:51,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,925 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,925 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:25, output treesize:18 [2018-03-29 20:19:51,941 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-03-29 20:19:51,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-03-29 20:19:51,943 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,944 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,947 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,948 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:25, output treesize:21 [2018-03-29 20:19:51,960 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2018-03-29 20:19:51,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2018-03-29 20:19:51,962 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,965 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:51,969 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-03-29 20:19:51,969 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:28 [2018-03-29 20:19:52,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 29 [2018-03-29 20:19:52,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 12 [2018-03-29 20:19:52,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-03-29 20:19:52,137 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 1 [2018-03-29 20:19:52,137 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:52,140 INFO L267 ElimStorePlain]: Start of recursive call 2: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:52,146 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:52,146 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:45, output treesize:34 [2018-03-29 20:19:52,245 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:52,246 INFO L314 TraceCheckSpWp]: Computing backward predicates... [2018-03-29 20:19:52,665 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11 [2018-03-29 20:19:52,677 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2018-03-29 20:19:52,677 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-03-29 20:19:52,678 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-03-29 20:19:52,684 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-03-29 20:19:52,684 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:31, output treesize:35 [2018-03-29 20:19:53,220 WARN L148 SmtUtils]: Spent 452ms on a formula simplification that was a NOOP. DAG size: 34 [2018-03-29 20:19:53,434 WARN L148 SmtUtils]: Spent 173ms on a formula simplification that was a NOOP. DAG size: 34 [2018-03-29 20:19:53,461 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-03-29 20:19:53,482 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-03-29 20:19:53,482 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15] total 31 [2018-03-29 20:19:53,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-03-29 20:19:53,483 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-03-29 20:19:53,483 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=900, Unknown=0, NotChecked=0, Total=992 [2018-03-29 20:19:53,483 INFO L87 Difference]: Start difference. First operand 94 states and 100 transitions. Second operand 32 states. [2018-03-29 20:19:54,000 WARN L151 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 55 DAG size of output 45 [2018-03-29 20:19:56,117 WARN L151 SmtUtils]: Spent 1977ms on a formula simplification. DAG size of input: 67 DAG size of output 49 [2018-03-29 20:20:00,129 WARN L151 SmtUtils]: Spent 3836ms on a formula simplification. DAG size of input: 65 DAG size of output 50 [2018-03-29 20:20:02,295 WARN L151 SmtUtils]: Spent 2032ms on a formula simplification. DAG size of input: 48 DAG size of output 39 [2018-03-29 20:20:05,779 WARN L151 SmtUtils]: Spent 3447ms on a formula simplification. DAG size of input: 54 DAG size of output 46 [2018-03-29 20:20:08,248 WARN L151 SmtUtils]: Spent 2049ms on a formula simplification. DAG size of input: 50 DAG size of output 40 [2018-03-29 20:20:11,706 WARN L151 SmtUtils]: Spent 3310ms on a formula simplification. DAG size of input: 54 DAG size of output 44 [2018-03-29 20:20:11,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-03-29 20:20:11,851 INFO L93 Difference]: Finished difference Result 122 states and 130 transitions. [2018-03-29 20:20:11,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-03-29 20:20:11,851 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 73 [2018-03-29 20:20:11,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-03-29 20:20:11,852 INFO L225 Difference]: With dead ends: 122 [2018-03-29 20:20:11,852 INFO L226 Difference]: Without dead ends: 0 [2018-03-29 20:20:11,853 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 19.2s TimeCoverageRelationStatistics Valid=448, Invalid=2204, Unknown=0, NotChecked=0, Total=2652 [2018-03-29 20:20:11,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-03-29 20:20:11,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-03-29 20:20:11,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-03-29 20:20:11,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-03-29 20:20:11,854 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2018-03-29 20:20:11,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-03-29 20:20:11,854 INFO L459 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-03-29 20:20:11,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-03-29 20:20:11,854 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-03-29 20:20:11,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-03-29 20:20:11,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-03-29 20:20:12,222 WARN L151 SmtUtils]: Spent 362ms on a formula simplification. DAG size of input: 240 DAG size of output 231 [2018-03-29 20:20:12,432 WARN L151 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 238 DAG size of output 235 [2018-03-29 20:20:21,117 WARN L151 SmtUtils]: Spent 8679ms on a formula simplification. DAG size of input: 272 DAG size of output 127 [2018-03-29 20:20:21,295 WARN L151 SmtUtils]: Spent 175ms on a formula simplification. DAG size of input: 162 DAG size of output 1 [2018-03-29 20:20:21,982 WARN L151 SmtUtils]: Spent 686ms on a formula simplification. DAG size of input: 153 DAG size of output 69 [2018-03-29 20:20:30,308 WARN L151 SmtUtils]: Spent 8323ms on a formula simplification. DAG size of input: 277 DAG size of output 133 [2018-03-29 20:20:30,384 INFO L416 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-03-29 20:20:30,384 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-03-29 20:20:30,384 INFO L412 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-03-29 20:20:30,384 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-03-29 20:20:30,384 INFO L416 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr4RequiresViolation(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point cstrcspnEXIT(lines 540 554) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L540(lines 540 554) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L546(line 546) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L412 ceAbstractionStarter]: At program point L548''''''''''''''(lines 548 549) the Hoare annotation is: (let ((.cse0 (select |#length| |cstrcspn_#in~s2.base|))) (or (not (= (select (select |#memory_int| |cstrcspn_#in~s2.base|) (+ .cse0 (- 1))) 0)) (let ((.cse1 (select |#length| cstrcspn_~s1.base)) (.cse2 (select |#length| cstrcspn_~sc1~0.base))) (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ .cse1 (- 1)))) (= (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ .cse2 (- 1))) 0) (let ((.cse3 (select |#length| cstrcspn_~s~0.base))) (and (and (<= 0 cstrcspn_~s~0.offset) (= (select |#valid| cstrcspn_~s2.base) 1) (<= 0 cstrcspn_~s1.offset) (= (select |#valid| cstrcspn_~s~0.base) 1) (<= (+ cstrcspn_~s1.offset 1) .cse1) (<= 0 cstrcspn_~s2.offset) (<= (+ cstrcspn_~s~0.offset 1) .cse3) (<= 0 cstrcspn_~sc1~0.offset)) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ (select |#length| cstrcspn_~s2.base) (- 1))) 0) (= (select (select |#memory_int| cstrcspn_~s~0.base) (+ .cse3 (- 1))) 0) (<= (+ cstrcspn_~sc1~0.offset 2) .cse2) (exists ((main_~length2~0 Int) (v_main_~nondetString2~0.offset_BEFORE_CALL_2 Int)) (and (<= cstrcspn_~s2.offset v_main_~nondetString2~0.offset_BEFORE_CALL_2) (<= (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2) (select |#length| cstrcspn_~s2.base)) (<= 1 main_~length2~0) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2 (- 1))) 0))) (= 1 (select |#valid| cstrcspn_~sc1~0.base)) (= (select |#valid| cstrcspn_~s1.base) 1))))) (not (= 0 (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ (select |#length| |cstrcspn_#in~s1.base|) (- 1))))) (not (exists ((main_~nondetString2~0.base Int) (main_~nondetString2~0.offset Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base) (- 1)))) (not (= main_~nondetString2~0.base |cstrcspn_#in~s1.base|))))) (or (not (= (select |#valid| |cstrcspn_#in~s1.base|) 1)) (< |cstrcspn_#in~s2.offset| 0) (not (exists ((|v_main_#t~malloc13.base_BEFORE_CALL_7| Int) (|v_main_#t~malloc12.base_BEFORE_CALL_7| Int)) (and (not (= |v_main_#t~malloc13.base_BEFORE_CALL_7| |v_main_#t~malloc12.base_BEFORE_CALL_7|)) (= (select |#valid| |v_main_#t~malloc12.base_BEFORE_CALL_7|) 1) (= (select |#valid| |v_main_#t~malloc13.base_BEFORE_CALL_7|) 1)))) (< |cstrcspn_#in~s1.offset| 0) (< .cse0 (+ |cstrcspn_#in~s2.offset| 1))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= |cstrcspn_#in~s1.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrcspn_#in~s1.base|)) (= (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1))) 0)))) (not (= (select |#valid| |cstrcspn_#in~s2.base|) 1)))) [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L548''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,385 INFO L416 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L548(lines 548 549) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L550''(line 550) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr3RequiresViolation(line 547) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L545'''''(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point cstrcspnFINAL(lines 540 554) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L548'''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L545''''''''''(lines 545 552) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L550'(line 550) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr6RequiresViolation(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L548''''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''''''(lines 548 549) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L545''(lines 545 552) no Hoare annotation was computed. [2018-03-29 20:20:30,386 INFO L419 ceAbstractionStarter]: At program point cstrcspnENTRY(lines 540 554) the Hoare annotation is: true [2018-03-29 20:20:30,386 INFO L416 ceAbstractionStarter]: For program point L548'''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr1RequiresViolation(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L547'(line 547) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L549''(line 549) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L547''(line 547) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr9RequiresViolation(line 550) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr0RequiresViolation(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L412 ceAbstractionStarter]: At program point L545'''''''''(lines 545 552) the Hoare annotation is: (let ((.cse0 (select |#length| |cstrcspn_#in~s2.base|))) (or (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ (select |#length| cstrcspn_~s1.base) (- 1)))) (and (= (select |#valid| cstrcspn_~s2.base) 1) (<= 0 cstrcspn_~s1.offset) (<= 0 cstrcspn_~s2.offset) (<= 0 cstrcspn_~sc1~0.offset)) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ (select |#length| cstrcspn_~s2.base) (- 1))) 0) (= (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ (select |#length| cstrcspn_~sc1~0.base) (- 1))) 0) (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (= 0 (select (select |#memory_int| cstrcspn_~s1.base) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= cstrcspn_~s1.offset v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| cstrcspn_~s1.base)))) (exists ((main_~length2~0 Int) (v_main_~nondetString2~0.offset_BEFORE_CALL_2 Int)) (and (<= cstrcspn_~s2.offset v_main_~nondetString2~0.offset_BEFORE_CALL_2) (<= (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2) (select |#length| cstrcspn_~s2.base)) (<= 1 main_~length2~0) (= (select (select |#memory_int| cstrcspn_~s2.base) (+ main_~length2~0 v_main_~nondetString2~0.offset_BEFORE_CALL_2 (- 1))) 0))) (= 1 (select |#valid| cstrcspn_~sc1~0.base)) (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= cstrcspn_~sc1~0.offset v_main_~nondetString1~0.offset_BEFORE_CALL_2) (= 0 (select (select |#memory_int| cstrcspn_~sc1~0.base) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1)))) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| cstrcspn_~sc1~0.base)))) (= (select |#valid| cstrcspn_~s1.base) 1)) (not (= (select (select |#memory_int| |cstrcspn_#in~s2.base|) (+ .cse0 (- 1))) 0)) (not (= 0 (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ (select |#length| |cstrcspn_#in~s1.base|) (- 1))))) (not (exists ((main_~nondetString2~0.base Int) (main_~nondetString2~0.offset Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset (select |#length| main_~nondetString2~0.base) (- 1)))) (not (= main_~nondetString2~0.base |cstrcspn_#in~s1.base|))))) (or (not (= (select |#valid| |cstrcspn_#in~s1.base|) 1)) (< |cstrcspn_#in~s2.offset| 0) (not (exists ((|v_main_#t~malloc13.base_BEFORE_CALL_7| Int) (|v_main_#t~malloc12.base_BEFORE_CALL_7| Int)) (and (not (= |v_main_#t~malloc13.base_BEFORE_CALL_7| |v_main_#t~malloc12.base_BEFORE_CALL_7|)) (= (select |#valid| |v_main_#t~malloc12.base_BEFORE_CALL_7|) 1) (= (select |#valid| |v_main_#t~malloc13.base_BEFORE_CALL_7|) 1)))) (< |cstrcspn_#in~s1.offset| 0) (< .cse0 (+ |cstrcspn_#in~s2.offset| 1))) (not (exists ((v_main_~nondetString1~0.offset_BEFORE_CALL_2 Int) (main_~length1~0 Int)) (and (<= |cstrcspn_#in~s1.offset| v_main_~nondetString1~0.offset_BEFORE_CALL_2) (<= 1 main_~length1~0) (<= (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0) (select |#length| |cstrcspn_#in~s1.base|)) (= (select (select |#memory_int| |cstrcspn_#in~s1.base|) (+ v_main_~nondetString1~0.offset_BEFORE_CALL_2 main_~length1~0 (- 1))) 0)))) (not (= (select |#valid| |cstrcspn_#in~s2.base|) 1)))) [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr7RequiresViolation(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr8RequiresViolation(line 550) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L548''''''(lines 548 549) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L548'''''''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,387 INFO L416 ceAbstractionStarter]: For program point L548'(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L548'''''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L545'''(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L550(lines 550 551) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr2RequiresViolation(line 547) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L545'''''''(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L545''''''(lines 545 552) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point cstrcspnErr5RequiresViolation(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L548''''''''''''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L545'(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L545''''''''(line 545) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L548''(line 548) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L549'(line 549) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point L59(line 59) no Hoare annotation was computed. [2018-03-29 20:20:30,388 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32FINAL(lines 56 60) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L59'(line 59) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32EXIT(lines 56 60) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_32ENTRY(lines 56 60) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L419 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-03-29 20:20:30,389 INFO L419 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line 566) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L565'''(line 565) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L561'(lines 561 563) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L564(line 564) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-03-29 20:20:30,389 INFO L416 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L412 ceAbstractionStarter]: At program point L567(line 567) the Hoare annotation is: (let ((.cse1 (select |#length| main_~nondetString1~0.base)) (.cse0 (store |old(#valid)| |main_#t~malloc12.base| 1)) (.cse2 (select |#length| main_~nondetString2~0.base))) (and (= main_~nondetString2~0.offset 0) (= 0 main_~nondetString1~0.offset) (= |main_#t~malloc12.offset| 0) (= |#valid| (store .cse0 |main_#t~malloc13.base| 1)) (not (= main_~nondetString2~0.base main_~nondetString1~0.base)) (= .cse1 main_~length1~0) (exists ((main_~length2~0 Int)) (and (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ main_~nondetString2~0.offset main_~length2~0 (- 1)))) (<= 1 main_~length2~0) (<= (+ main_~nondetString2~0.offset main_~length2~0) (select |#length| main_~nondetString2~0.base)))) (= 1 (select |#valid| main_~nondetString1~0.base)) (= 0 (select (select |#memory_int| main_~nondetString2~0.base) (+ .cse2 (- 1)))) (= 0 (select (select |#memory_int| main_~nondetString1~0.base) (+ .cse1 (- 1)))) (= 0 |main_#t~malloc13.offset|) (= (select |#length| |main_#t~malloc12.base|) main_~length1~0) (= (select .cse0 |main_#t~malloc13.base|) 0) (exists ((main_~length1~0 Int)) (and (<= (+ main_~nondetString1~0.offset main_~length1~0) (select |#length| main_~nondetString1~0.base)) (<= 1 main_~length1~0) (= (select (select |#memory_int| main_~nondetString1~0.base) (+ main_~nondetString1~0.offset main_~length1~0 (- 1))) 0))) (= .cse2 main_~length2~0) (= (select |#length| |main_#t~malloc13.base|) main_~length2~0) (= 1 (select |#valid| main_~nondetString2~0.base)) (= 0 (select |old(#valid)| |main_#t~malloc12.base|)) (not (= |main_#t~malloc13.base| main_~nondetString1~0.base)))) [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line 566) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point mainErr2RequiresViolation(line 567) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L558''(lines 555 569) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L566'(line 566) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L556'(line 556) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L568'(line 568) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L557''(line 557) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point mainErr3RequiresViolation(line 567) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L564'(line 564) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-03-29 20:20:30,390 INFO L416 ceAbstractionStarter]: For program point mainFINAL(lines 555 569) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point mainErr4EnsuresViolationMEMORY_LEAK(lines 555 569) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L558(lines 558 560) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point mainEXIT(lines 555 569) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L412 ceAbstractionStarter]: At program point mainENTRY(lines 555 569) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L564''(line 564) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L565'(line 565) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L557'(line 557) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L565''(line 565) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L568''(line 568) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64EXIT(lines 61 65) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64ENTRY(lines 61 65) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point __U_MULTI_fcstrcspn_alloca_true_valid_memsafety_true_termination_i____bswap_64FINAL(lines 61 65) no Hoare annotation was computed. [2018-03-29 20:20:30,391 INFO L416 ceAbstractionStarter]: For program point L64'(line 64) no Hoare annotation was computed. [2018-03-29 20:20:30,399 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,400 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,400 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,401 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,401 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,401 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,402 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,402 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,402 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,402 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,403 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,403 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,403 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,403 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,404 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,404 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,404 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,404 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,405 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,405 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,405 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,405 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,406 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,406 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,406 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,406 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,407 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,407 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,407 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,407 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,407 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,408 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,410 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,410 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,410 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,411 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,411 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,411 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,411 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,412 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,412 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,412 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,413 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,413 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,413 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,413 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,413 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,414 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,414 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,414 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,414 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,415 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,415 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,422 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,423 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,423 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,423 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,423 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,424 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,424 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,424 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,424 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,425 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,425 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,425 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,425 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,426 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,426 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,426 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,426 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,426 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,427 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,427 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,427 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,427 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,428 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,428 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,428 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,428 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,429 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,429 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,429 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,429 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,429 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,430 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,430 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,430 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,430 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,431 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,431 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,431 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,431 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,432 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,432 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,432 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,432 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,433 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,433 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,433 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,433 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,434 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,434 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,434 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,434 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,434 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,435 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,439 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,439 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,439 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,439 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,440 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,440 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,440 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,441 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,441 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,441 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,441 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,441 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,442 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,442 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,442 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,442 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,443 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,443 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,443 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,443 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,443 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,444 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,444 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,444 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,444 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,445 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,445 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,445 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,445 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,446 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,447 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,450 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,451 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,451 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,451 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,451 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,452 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,452 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,452 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,452 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,453 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,453 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,453 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,453 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,453 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,454 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,454 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,454 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,454 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,455 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,455 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,455 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,455 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,455 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,456 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,456 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,456 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,456 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,457 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,457 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,457 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,457 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,458 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,458 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,458 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,458 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,459 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,459 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,459 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,459 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,459 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,460 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,460 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 08:20:30 BoogieIcfgContainer [2018-03-29 20:20:30,463 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-03-29 20:20:30,464 INFO L168 Benchmark]: Toolchain (without parser) took 49740.02 ms. Allocated memory was 299.4 MB in the beginning and 609.2 MB in the end (delta: 309.9 MB). Free memory was 237.7 MB in the beginning and 439.7 MB in the end (delta: -202.0 MB). Peak memory consumption was 239.7 MB. Max. memory is 5.3 GB. [2018-03-29 20:20:30,465 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 299.4 MB. Free memory is still 261.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-03-29 20:20:30,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.71 ms. Allocated memory is still 299.4 MB. Free memory was 237.7 MB in the beginning and 213.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. [2018-03-29 20:20:30,466 INFO L168 Benchmark]: Boogie Preprocessor took 51.10 ms. Allocated memory is still 299.4 MB. Free memory was 213.3 MB in the beginning and 210.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. [2018-03-29 20:20:30,466 INFO L168 Benchmark]: RCFGBuilder took 570.27 ms. Allocated memory was 299.4 MB in the beginning and 459.3 MB in the end (delta: 159.9 MB). Free memory was 210.3 MB in the beginning and 391.9 MB in the end (delta: -181.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 5.3 GB. [2018-03-29 20:20:30,466 INFO L168 Benchmark]: TraceAbstraction took 48791.65 ms. Allocated memory was 459.3 MB in the beginning and 609.2 MB in the end (delta: 149.9 MB). Free memory was 391.9 MB in the beginning and 439.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 5.3 GB. [2018-03-29 20:20:30,468 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 299.4 MB. Free memory is still 261.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 321.71 ms. Allocated memory is still 299.4 MB. Free memory was 237.7 MB in the beginning and 213.3 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 51.10 ms. Allocated memory is still 299.4 MB. Free memory was 213.3 MB in the beginning and 210.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 570.27 ms. Allocated memory was 299.4 MB in the beginning and 459.3 MB in the end (delta: 159.9 MB). Free memory was 210.3 MB in the beginning and 391.9 MB in the end (delta: -181.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 48791.65 ms. Allocated memory was 459.3 MB in the beginning and 609.2 MB in the end (delta: 149.9 MB). Free memory was 391.9 MB in the beginning and 439.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 548]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 545]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 547]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 550]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 566]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 567]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 555]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 566]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold - InvariantResult [Line: 545]: Loop Invariant [2018-03-29 20:20:30,479 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,480 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,480 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,480 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,480 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,480 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,481 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,481 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,481 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,481 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,481 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,482 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,482 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,482 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,482 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,482 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,483 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,483 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,483 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,483 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,483 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,484 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,484 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,484 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,484 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,484 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,485 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,486 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,486 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,486 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,486 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,486 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,487 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,487 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,487 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,487 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,488 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,488 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,488 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,488 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,488 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,489 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,490 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,492 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,492 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,493 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,493 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,493 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,493 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,493 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,494 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,494 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,494 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,494 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,494 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,495 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,495 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,495 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,495 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,495 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,496 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,496 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,496 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,496 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,496 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,497 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,497 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,497 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,497 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,497 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,498 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,499 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,499 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,499 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,499 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,499 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,500 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,500 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,500 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,500 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,500 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,501 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,501 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,501 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,501 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,501 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,502 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,502 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,502 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,502 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,502 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((((((((0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1] && ((\valid[s2] == 1 && 0 <= s1) && 0 <= s2) && 0 <= sc1) && unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) && unknown-#memory_int-unknown[sc1][unknown-#length-unknown[sc1] + -1] == 0) && (\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((0 == unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] && s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2) && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1])) && (\exists main_~length2~0 : int, v_main_~nondetString2~0.offset_BEFORE_CALL_2 : int :: ((s2 <= v_main_~nondetString2~0.offset_BEFORE_CALL_2 && main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 <= unknown-#length-unknown[s2]) && 1 <= main_~length2~0) && unknown-#memory_int-unknown[s2][main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 + -1] == 0)) && 1 == \valid[sc1]) && (\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((sc1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 0 == unknown-#memory_int-unknown[sc1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1]) && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[sc1])) && \valid[s1] == 1) || !(unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0)) || !(0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1])) || !(\exists main_~nondetString2~0.base : int, main_~nondetString2~0.offset : int :: 0 == unknown-#memory_int-unknown[main_~nondetString2~0.base][main_~nondetString2~0.offset + unknown-#length-unknown[main_~nondetString2~0.base] + -1] && !(main_~nondetString2~0.base == s1))) || (((!(\valid[s1] == 1) || s2 < 0) || !(\exists v_main_#t~malloc13.base_BEFORE_CALL_7 : int, v_main_#t~malloc12.base_BEFORE_CALL_7 : int :: (!(v_main_#t~malloc13.base_BEFORE_CALL_7 == v_main_#t~malloc12.base_BEFORE_CALL_7) && \valid[v_main_#t~malloc12.base_BEFORE_CALL_7] == 1) && \valid[v_main_#t~malloc13.base_BEFORE_CALL_7] == 1)) || s1 < 0) || unknown-#length-unknown[s2] < s2 + 1) || !(\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1]) && unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] == 0)) || !(\valid[s2] == 1) - InvariantResult [Line: 548]: Loop Invariant [2018-03-29 20:20:30,505 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,505 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,505 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,505 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,506 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,506 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,506 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,506 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,507 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,508 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,509 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,510 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,511 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,511 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,511 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,511 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,511 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,513 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,513 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,513 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,513 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,513 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length2~0,QUANTIFIED] [2018-03-29 20:20:30,514 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString2~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,514 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,514 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.offset,QUANTIFIED] [2018-03-29 20:20:30,514 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,514 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~nondetString2~0.base,QUANTIFIED] [2018-03-29 20:20:30,515 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,515 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,515 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc12.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,515 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_#t~malloc13.base_BEFORE_CALL_7,QUANTIFIED] [2018-03-29 20:20:30,515 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~nondetString1~0.offset_BEFORE_CALL_2,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L343 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~length1~0,QUANTIFIED] [2018-03-29 20:20:30,516 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,517 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,518 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,518 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,518 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,518 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,519 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,519 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,519 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,519 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,519 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #length [2018-03-29 20:20:30,520 WARN L1215 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((!(unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) || ((0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1] && unknown-#memory_int-unknown[sc1][unknown-#length-unknown[sc1] + -1] == 0) && ((((((((((((0 <= s && \valid[s2] == 1) && 0 <= s1) && \valid[s] == 1) && s1 + 1 <= unknown-#length-unknown[s1]) && 0 <= s2) && s + 1 <= unknown-#length-unknown[s]) && 0 <= sc1) && unknown-#memory_int-unknown[s2][unknown-#length-unknown[s2] + -1] == 0) && unknown-#memory_int-unknown[s][unknown-#length-unknown[s] + -1] == 0) && sc1 + 2 <= unknown-#length-unknown[sc1]) && (\exists main_~length2~0 : int, v_main_~nondetString2~0.offset_BEFORE_CALL_2 : int :: ((s2 <= v_main_~nondetString2~0.offset_BEFORE_CALL_2 && main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 <= unknown-#length-unknown[s2]) && 1 <= main_~length2~0) && unknown-#memory_int-unknown[s2][main_~length2~0 + v_main_~nondetString2~0.offset_BEFORE_CALL_2 + -1] == 0)) && 1 == \valid[sc1]) && \valid[s1] == 1)) || !(0 == unknown-#memory_int-unknown[s1][unknown-#length-unknown[s1] + -1])) || !(\exists main_~nondetString2~0.base : int, main_~nondetString2~0.offset : int :: 0 == unknown-#memory_int-unknown[main_~nondetString2~0.base][main_~nondetString2~0.offset + unknown-#length-unknown[main_~nondetString2~0.base] + -1] && !(main_~nondetString2~0.base == s1))) || (((!(\valid[s1] == 1) || s2 < 0) || !(\exists v_main_#t~malloc13.base_BEFORE_CALL_7 : int, v_main_#t~malloc12.base_BEFORE_CALL_7 : int :: (!(v_main_#t~malloc13.base_BEFORE_CALL_7 == v_main_#t~malloc12.base_BEFORE_CALL_7) && \valid[v_main_#t~malloc12.base_BEFORE_CALL_7] == 1) && \valid[v_main_#t~malloc13.base_BEFORE_CALL_7] == 1)) || s1 < 0) || unknown-#length-unknown[s2] < s2 + 1) || !(\exists v_main_~nondetString1~0.offset_BEFORE_CALL_2 : int, main_~length1~0 : int :: ((s1 <= v_main_~nondetString1~0.offset_BEFORE_CALL_2 && 1 <= main_~length1~0) && v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 <= unknown-#length-unknown[s1]) && unknown-#memory_int-unknown[s1][v_main_~nondetString1~0.offset_BEFORE_CALL_2 + main_~length1~0 + -1] == 0)) || !(\valid[s2] == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 15 error locations. SAFE Result, 48.6s OverallTime, 19 OverallIterations, 3 TraceHistogramMax, 23.7s AutomataDifference, 0.0s DeadEndRemovalTime, 18.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1544 SDtfs, 2935 SDslu, 6501 SDs, 0 SdLazy, 4297 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1644 GetRequests, 1318 SyntacticMatches, 18 SemanticMatches, 308 ConstructedPredicates, 20 IntricatePredicates, 0 DeprecatedPredicates, 1119 ImplicationChecksByTransitivity, 23.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 19 MinimizatonAttempts, 471 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 14 NumberOfFragments, 639 HoareAnnotationTreeSize, 8 FomulaSimplifications, 4353 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 8 FomulaSimplificationsInter, 31019 FormulaSimplificationTreeSizeReductionInter, 17.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 768 NumberOfCodeBlocks, 768 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1498 ConstructedInterpolants, 256 QuantifiedInterpolants, 749185 SizeOfPredicates, 149 NumberOfNonLiveVariables, 2306 ConjunctsInSsa, 302 ConjunctsInUnsatCore, 38 InterpolantComputations, 30 PerfectInterpolantSequences, 16/106 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcspn-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-03-29_20-20-30-525.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrcspn-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Fixed_noBitfields+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-03-29_20-20-30-525.csv Received shutdown request...